Heidiphyllum, Rissikia y Desmiophyllum (Pinophyta, Coniferales) en el Triásico del norte chico de Chile y sur de Argentina

Alejandra Troncoso, Silvia Gnaedinger, Rafael Herbst


Species of the genera Heidiphyllum (H. elongatumi, Rissikia (R. media and Desmioplophylum (D. cacheuiense, D. sp.) found in the Triassic of northern Chile and southern Argentina are described. A brief discussion of the history and validity of the generic name Desmiophyllum for long and narrow, parallel-veined leaves lacking cuticle is given to reasses its use.

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